Finding the Fourth Proportional to 260,834,946.16, 391,228,430.16 and 88,292,038
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Solution
The fourth proportional to 260,834,946.16, 391,228,430.16 and 88,292,038 is: 132,429,936.75
Step by Step Solution
- Step 1: Write the proportion equation
260,834,946.16 : 391,228,430.16 = 88,292,038 : x - Step 2: Convert to fraction form
260,834,946.16/391,228,430.16 = 88,292,038/x - Step 3: Cross multiply
260,834,946.16x = 391,228,430.16 × 88,292,038 - Step 4: Simplify right side
260,834,946.16x = 34,542,355,422,367,068 - Step 5: Solve for x
x = 34,542,355,422,367,068/260,834,946.16 - Step 6: Final answer
x = 132,429,936.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.